ht82k74e Holtek Semiconductor Inc., ht82k74e Datasheet - Page 35

• Manufacturer Part Number: ht82k74e
• Description: 27mhz Keyboard/ Mouse Tx 8-bit Mcu
• Manufacturer: Holtek Semiconductor Inc.

Configuration Options
Application Circuits
Rev. 1.00
No.
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
PA0~PA7 pull-high by bit: pull-high or non-pull-high
PA0~PA7 wake-up by bit: wake-up or non-wake-up
PB0~PB7 wake-up by nibble: wake-up or non-wake-up
PB0~PB7 pull-high by nibble: pull-high or non-pull-high
PC0~PC7 wake-up by nibble: wake-up or non-wake-up
PC0~PC7 pull-high by nibble: pull-high or non-pull-high
PD0~PD7 wake-up by nibble: wake-up or non-wake-up
PD0~PD7 pull-high by nibble: pull-high or non-pull-high
PE0~PE3 wake-up by nibble: wake-up or non-wake-up
PE0~PE3 pull-high by nibble: pull-high or non-pull-high
WDT: enable or disable
TBHP function: enable or disable
DC-DC output voltage: 2.8V, 3.0V, 3.3V
LVR: enable or disable
LVD voltage: 2.2V or 2.0V
I/O Slew Rate: 100ns or 200ns
Power Amp: full or half
35
Options
HT82K74E/HT82K74EE
December 15, 2009